global: Move remaining CONFIG_SYS_* to CFG_SYS_*

The rest of the unmigrated CONFIG symbols in the CONFIG_SYS namespace do
not easily transition to Kconfig. In many cases they likely should come
from the device tree instead. Move these out of CONFIG namespace and in
to CFG namespace.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/include/configs/imx8mm_evk.h b/include/configs/imx8mm_evk.h
index 9937071..8a694c8 100644
--- a/include/configs/imx8mm_evk.h
+++ b/include/configs/imx8mm_evk.h
@@ -15,10 +15,10 @@
 #define UBOOT_ITB_OFFSET_FSPI  \
 	(UBOOT_ITB_OFFSET + FSPI_CONF_BLOCK_SIZE)
 #ifdef CONFIG_FSPI_CONF_HEADER
-#define CONFIG_SYS_UBOOT_BASE  \
+#define CFG_SYS_UBOOT_BASE  \
 	(QSPI0_AMBA_BASE + UBOOT_ITB_OFFSET_FSPI)
 #else
-#define CONFIG_SYS_UBOOT_BASE	\
+#define CFG_SYS_UBOOT_BASE	\
 	(QSPI0_AMBA_BASE + CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR * 512)
 #endif
 
@@ -53,8 +53,8 @@
 
 /* Link Definitions */
 
-#define CONFIG_SYS_INIT_RAM_ADDR        0x40000000
-#define CONFIG_SYS_INIT_RAM_SIZE        0x200000
+#define CFG_SYS_INIT_RAM_ADDR        0x40000000
+#define CFG_SYS_INIT_RAM_SIZE        0x200000
 
 
 #define CFG_SYS_SDRAM_BASE           0x40000000